Interconnection switch and loop network feederswitch are analyzed.
进线开关、环网馈线开关的联锁关系。
2
The paper expounds usage and technical characteristic of Chinese character technology in feederswitch products.
随着汉显技术在工业产品中的普及，防爆电器引入其使用技术已日趋成熟。
3
This paper introduces the main qualifications, overall design, hardware circuit diagram and software design of a new protector that can be used in the feederswitch in the shafts of the coal mines.